The innovative carabiner ends of the Nite Ize KnotBone Adjustable Bungee attach and lock to anchor points while the bungee pulls securely to the exact length you need, and locks there! Carabiner clips attach and lock to your anchor points. Bungee adjusts to the exact length you need secures and lock in place with a simple wrap and lock motion. 5 mm bungee cord adjusts from 28 in. to 6 in. KnotBone bungee is durable, high quality cord that threads through each end. Cord ends feature self clipping plastic caps to keep the cords in place once the load is secured. No more pulling, stretching, and re hooking to get the bungee tension you want. Search Item 4042800 to view the 9 mm bungee adjusts from 48 in. to 10 in.. Important read product safety information and instructions prior to use.